<分区>
如何删除对象中重复的数组?
带有数组的对象如下所示:
0:{Id: 185, Name: "Biomass"}
1:{Id: 125, Name: "CO2"}
2:{Id: 108, Name: "Coal"}
3:{Id: 108, Name: "Coal"}
标签 javascript
<分区>
如何删除对象中重复的数组?
带有数组的对象如下所示:
0:{Id: 185, Name: "Biomass"}
1:{Id: 125, Name: "CO2"}
2:{Id: 108, Name: "Coal"}
3:{Id: 108, Name: "Coal"}
最佳答案
假设你的数组是
const myArray = [
{Id: 185, Name: "Biomass"},
{Id: 125, Name: "CO2"},
{Id: 108, Name: "Coal"},
{Id: 108, Name: "Coal"},
]
let filtered = myArray.reduce((accumulator, current) => {
if (! accumulator.find(({Id}) => Id === current.Id)) {
accumulator.push(current);
}
return accumulator;
}, []);
filtered
将打印
[
{ "Id": 185, "Name": "Biomass" },
{ "Id": 125, "Name": "CO2" },
{ "Id": 108, "Name": "Coal" }
]
关于javascript - 如何删除对象中重复的数组?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/52071888/
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